[INFO] cloning repository https://github.com/ajesipow/gossip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ajesipow/gossip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajesipow%2Fgossip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajesipow%2Fgossip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b8ca4b59b14413a358091dc5cadd56f2066175f
[INFO] checking ajesipow/gossip against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajesipow%2Fgossip" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ajesipow/gossip on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ajesipow/gossip
[INFO] finished tweaking git repo https://github.com/ajesipow/gossip
[INFO] tweaked toml for git repo https://github.com/ajesipow/gossip written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ajesipow/gossip already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a04c0136d6bbaf0e9c4853709e54743184a61df286f8ad7ea965fc8f92766ec
[INFO] running `Command { std: "docker" "start" "-a" "6a04c0136d6bbaf0e9c4853709e54743184a61df286f8ad7ea965fc8f92766ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a04c0136d6bbaf0e9c4853709e54743184a61df286f8ad7ea965fc8f92766ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a04c0136d6bbaf0e9c4853709e54743184a61df286f8ad7ea965fc8f92766ec", kill_on_drop: false }`
[INFO] [stdout] 6a04c0136d6bbaf0e9c4853709e54743184a61df286f8ad7ea965fc8f92766ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08055872b239b1cd7550954a73a846d05cca8364b2e4afa7a17611aa704eb040
[INFO] running `Command { std: "docker" "start" "-a" "08055872b239b1cd7550954a73a846d05cca8364b2e4afa7a17611aa704eb040", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]    Compiling anyhow v1.0.80
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking tracing-appender v0.2.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking gossip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.08s
[INFO] running `Command { std: "docker" "inspect" "08055872b239b1cd7550954a73a846d05cca8364b2e4afa7a17611aa704eb040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08055872b239b1cd7550954a73a846d05cca8364b2e4afa7a17611aa704eb040", kill_on_drop: false }`
[INFO] [stdout] 08055872b239b1cd7550954a73a846d05cca8364b2e4afa7a17611aa704eb040
[INFO] checking ajesipow/gossip against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajesipow%2Fgossip" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ajesipow/gossip on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ajesipow/gossip
[INFO] finished tweaking git repo https://github.com/ajesipow/gossip
[INFO] tweaked toml for git repo https://github.com/ajesipow/gossip written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ajesipow/gossip already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62454d8ec78d4e4942cbf4e88fbcfcf58d745e78c2129d2ec09e5f6130506435
[INFO] running `Command { std: "docker" "start" "-a" "62454d8ec78d4e4942cbf4e88fbcfcf58d745e78c2129d2ec09e5f6130506435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62454d8ec78d4e4942cbf4e88fbcfcf58d745e78c2129d2ec09e5f6130506435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62454d8ec78d4e4942cbf4e88fbcfcf58d745e78c2129d2ec09e5f6130506435", kill_on_drop: false }`
[INFO] [stdout] 62454d8ec78d4e4942cbf4e88fbcfcf58d745e78c2129d2ec09e5f6130506435
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddcdae99e11e26fc3e1b8355db146c65025951d537af2ff6621e12004a006354
[INFO] running `Command { std: "docker" "start" "-a" "ddcdae99e11e26fc3e1b8355db146c65025951d537af2ff6621e12004a006354", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]    Compiling anyhow v1.0.80
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-appender v0.2.3
[INFO] [stderr]     Checking gossip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.98s
[INFO] running `Command { std: "docker" "inspect" "ddcdae99e11e26fc3e1b8355db146c65025951d537af2ff6621e12004a006354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddcdae99e11e26fc3e1b8355db146c65025951d537af2ff6621e12004a006354", kill_on_drop: false }`
[INFO] [stdout] ddcdae99e11e26fc3e1b8355db146c65025951d537af2ff6621e12004a006354